[PATCH 3/4] leds: sgm3140: Simplify with dev_err_probe()
From: Krzysztof Kozlowski
Date: Wed Aug 26 2020 - 10:51:27 EST
Common pattern of handling deferred probe can be simplified with
dev_err_probe(). Less code and also it prints the error value.
Signed-off-by: Krzysztof Kozlowski <krzk@xxxxxxxxxx>
---
drivers/leds/leds-sgm3140.c | 27 +++++++++------------------
1 file changed, 9 insertions(+), 18 deletions(-)
diff --git a/drivers/leds/leds-sgm3140.c b/drivers/leds/leds-sgm3140.c
index 28c8b31fa952..f4f831570f11 100644
--- a/drivers/leds/leds-sgm3140.c
+++ b/drivers/leds/leds-sgm3140.c
@@ -195,30 +195,21 @@ static int sgm3140_probe(struct platform_device *pdev)
priv->flash_gpio = devm_gpiod_get(&pdev->dev, "flash", GPIOD_OUT_LOW);
ret = PTR_ERR_OR_ZERO(priv->flash_gpio);
- if (ret) {
- if (ret != -EPROBE_DEFER)
- dev_err(&pdev->dev,
- "Failed to request flash gpio: %d\n", ret);
- return ret;
- }
+ if (ret)
+ return dev_err_probe(&pdev->dev, ret,
+ "Failed to request flash gpio\n");
priv->enable_gpio = devm_gpiod_get(&pdev->dev, "enable", GPIOD_OUT_LOW);
ret = PTR_ERR_OR_ZERO(priv->enable_gpio);
- if (ret) {
- if (ret != -EPROBE_DEFER)
- dev_err(&pdev->dev,
- "Failed to request enable gpio: %d\n", ret);
- return ret;
- }
+ if (ret)
+ return dev_err_probe(&pdev->dev, ret,
+ "Failed to request enable gpio\n");
priv->vin_regulator = devm_regulator_get(&pdev->dev, "vin");
ret = PTR_ERR_OR_ZERO(priv->vin_regulator);
- if (ret) {
- if (ret != -EPROBE_DEFER)
- dev_err(&pdev->dev,
- "Failed to request regulator: %d\n", ret);
- return ret;
- }
+ if (ret)
+ return dev_err_probe(&pdev->dev, ret,
+ "Failed to request regulator\n");
child_node = fwnode_get_next_available_child_node(pdev->dev.fwnode,
NULL);
--
2.17.1